weight centre

例句：

1. 1. The weight centre is located at the center of the city.
   重量中心位于市中心。
2. 2. The new design aims to reduce weight centre and improve efficiency.
   新设计旨在减少重量中心并提高效率。
3. 3.The company's headquarters are located at the weight centre of the city.
   公司的总部位于市中心。